H. A. Becker: Solar and coal energy may supplant, and eventually replace, energy from oil and gas. The prospects for this development, the technology required and the economic conditions are discussed.
R. Harmsen: Tracing the evolution of the animal kingdom from the earliest records up to the early Cenozoic; then, a more detailed study of the early development of the primates maong the mammals. Is man still evolving?
R.G. Lipsey: This lecture discusses the economic organization of society from the earliest times to the present. The place of money and the functionings of a free market society and the price system are emphasized. Some current and future policy problems are also discussed.